Feb 22, 2017 #1 B bdumond New Member So I have a Po420. Thinking it is caused by a cracked manifold. Want to install a set of jba headers.if the cat is bad is there and alternative to OEM?or can the cat be eliminated? Sent from my SM-N920V using Tapatalk
So I have a Po420. Thinking it is caused by a cracked manifold. Want to install a set of jba headers.if the cat is bad is there and alternative to OEM?or can the cat be eliminated? Sent from my SM-N920V using Tapatalk
